function initSlideShow() {
    $('#topfotos').cycle({ timeout: 7000 });
}
$(initSlideShow);

function externalLinks() {
    $('a[rel="external"]').attr('target', '_blank')
}
$(externalLinks);

function setScrollBar() {
    if($(window).width() > 900) {
        $('html').css({
            'width' : 'auto', 
            'overflow-x' : 'hidden'
        })
    } else {
        $('html').css({
            'width' : 900, 
            'overflow-x' : 'auto'
        })
    }
}
$(setScrollBar);
$(window).resize(setScrollBar);

function observeNavigation() {
    $("ul.navigation a[href='javascript:void(0);']").click(toggleNavigation)
}
$(observeNavigation);

function toggleNavigation(event) {
    // Close all active navs
    $("ul.navigation .active").removeClass('active');
    
    // Activate current element
    $(this).addClass('active');
    
    // Init activate parent items
    initNavigation();
}

function initNavigation() {
    $active_nav_item = $('ul.navigation .active:last');
    $active_nav_item.parents('li').each(function() { 
        $(this).parent().addClass('active');
        $(this).children().first().addClass('active');
    });
    
    $active_nav_item.siblings('ul:first').addClass('active');
}
$(initNavigation);